/Engine/Source/Runtime/MovieScene/Public/EntitySystem/MovieSceneEntitySystemLinker.h
Attempt to find an extension to this linker by its ID
A pointer to the extension, or nullptr if it is not active.
template<typename ExtensionType> ExtensionType * FindExtension ( [UE::MovieScene::TEntitySystemLinkerExtensionID](API\Runtime\MovieScene\EntitySystem\TEntitySystemLinkerExtensionID)< ExtensionType > InID ) const